To determine whether ImmunoCyt (uCyt+) immunofluorescence and cytokeratin 20 (CK20) immunocytochemistry add additional diagnostic value in the detection of urothelial carcinoma (UC) in samples of urine liquid-based cytology (LBC).
Department of Pathology, Cancer Hospital, Chinese Academy of Medical Sciences, 17S, Panjiayuan Lane, Chaoyang District, P.O. Box 2258, Beijing 100021, China.